The Williamson Pink Star diamond was originally estimated at around NT$660 million, but was finally sold for nearly 1.6 billion yuan, setting a record for the highest price per carat at auction.

(Associated Press)

[Instant News/Comprehensive Report] Sotheby’s Hong Kong auctioned the Williamson Pink Star diamond yesterday (7th), with an initial estimate of US$21 million (approximately NT$660 million), and finally sold for US$49.9 million ( About NT $ 1.58 billion) was auctioned, setting a record for the highest auction price per carat of diamonds.

The buyer of the diamond has not been named.

According to comprehensive foreign media reports, the diamond has 11.15 carats and is the second largest pink diamond to appear at auction.

It takes its name from two legendary pink diamonds.

The first is the 23.60-carat Williamson diamond, which was dedicated to Queen Elizabeth II as a wedding gift in 1947.

The second, a 59.60-carat Pink Star diamond, sold for $71.2 million at auction in 2017.

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Tobias Kormind, managing director of London-based jeweller 77 Diamonds, said the diamond's connection to the Queen could help boost its price.

The increasing rarity and rising prices of pink diamonds are a testament to the resilience of the value of top-quality diamonds against a volatile global economy.